Swain The Master Tactician

Mid

4800

880

Carrion Renewal

Whenever Swain kills an enemy unit, he regains 9 + (level) mana. On a champion kill or assist, he regains an additional 9% of his maximum mana pool.

Decrepify

Active: Swain sends his raven to cripple an enemy, creating a tether between the enemy and the raven, which stays in the position Swain was upon cast. Over the next 3 seconds, the target takes damage each second and is slowed. If enemies walk out of the tether, the effect ends immediately.
Cooldown: 8 seconds
Range: 550
Leash range: 900 (estimate)
Cost: 60/70/80/90/100 mana
Magic Damage Per Second: 25/40/55/70/85 (+0.3 per ability power)
Maximum Magic Damage: 75/120/165/210/255 (+0.9 per ability power)
Slow: 20/25/30/35/40%
Maximum Magic Damage Against Rank 5 Torment Debuffed Target: (+1.08 per ability power)/90/144/198/252/306

Active: Swain afflicts his target with debilitating pain dealing damage to them over 4 seconds, and causing any further damage dealt by Swain during this period to be increased by a percentage. This includes summoner spells and items used by Swain.
Cooldown: 10 seconds
Range: 625
Cost: 65/70/75/80/85 mana
Total Magic Damage: 75/115/155/195/235 (+0.8 per ability power)
Extra Damage Taken: 8/11/14/17/20 %
Total Magic Damage including Extra Damage: 81/128/177/228/282 (+0.864 / +0.888 / +0.912 / +0.936 / +0.96 per ability power)

Ravenous Flock

Toggle: Swain transforms into the form of a raven, during this time up to 3 lesser ravens strike out at nearby enemies each second, one raven per enemy and prioritizing champions. Swain is healed for 75% the damage dealt to champions and by 25% of the damage dealt to minions and monsters. The cost to sustain Ravenous Flock increases every second.
Initial cost: 25 mana
Cooldown: 8 seconds
Range: 700 (estimate)
Upkeep Cost: 5/6/7 additional mana each second
Cumulative 5(10) Second Cost: 175(475)/185(520)/195(565) mana
Magic Damage per Target: 50/70/90 (+0.2 per ability power)
Magic Damage Against Rank 5 Torment Debuffed Target: 60/85/108 (+0.24 per ability power)